517034157 has 4 divisors (see below), whose sum is σ = 689378880. Its totient is φ = 344689436.

The previous prime is 517034131. The next prime is 517034173. The reversal of 517034157 is 751430715.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 517034157 - 2⁷ = 517034029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (517034057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86172357 + ... + 86172362.

It is an arithmetic number, because the mean of its divisors is an integer number (172344720).

Almost surely, 2^517034157 is an apocalyptic number.

It is an amenable number.

517034157 is a deficient number, since it is larger than the sum of its proper divisors (172344723).

517034157 is a wasteful number, since it uses less digits than its factorization.

517034157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172344722.

The product of its (nonzero) digits is 14700, while the sum is 33.

The square root of 517034157 is about 22738.3851009697. The cubic root of 517034157 is about 802.6134100840.

The spelling of 517034157 in words is "five hundred seventeen million, thirty-four thousand, one hundred fifty-seven".